22002056256 has 28 divisors (see below), whose sum is σ = 58213774352. Its totient is φ = 7334018688.

The previous prime is 22002056249. The next prime is 22002056299. The reversal of 22002056256 is 65265020022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57296830 + ... + 57297213.

Almost surely, 2^22002056256 is an apocalyptic number.

It is an amenable number.

22002056256 is an abundant number, since it is smaller than the sum of its proper divisors (36211718096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002056256 is a wasteful number, since it uses less digits than its factorization.

22002056256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114594058 (or 114594048 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22002056256 its reverse (65265020022), we get a palindrome (87267076278).

The spelling of 22002056256 in words is "twenty-two billion, two million, fifty-six thousand, two hundred fifty-six".